Pool Cleaner Flow Control Valve - Swimming Pool Suction Cleaners Barracuda This is easy to install 'Flow Control Valve' for all suction (Barracuda) type pool cleaners. Fits in between any of the two hoses back towards the skimmer. You can easily adjust the flow rate your cleaner works at with the simple control tap. Adjustment is easily done by turning the tap on or off. Speeding up or slowing down your cleaner. Full control means your cleaner runs at its optimum speed without annoying you or the neighbours. And your cleaner lasts longer! Why purchase an expensive item with limited adjustments and springs which fall off? This control valve is as simple as turning a tap on or off. Easy!!